PrintPreview: Added code to identify the printer default duplex value.

chrome/renderer/mock_render_thread.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/mock_render_thread.h"
 
 #include <fcntl.h>
 
 #include "base/file_util.h"
 #include "base/process_util.h"
@@ skipping 224 matching lines @@
 void MockRenderThread::OnUpdatePrintSettings(
     int document_cookie,
     const DictionaryValue& job_settings,
     PrintMsg_PrintPages_Params* params) {
   // Check and make sure the required settings are all there.
   // We don't actually care about the values.
   std::string dummy_string;
   if (!job_settings.GetBoolean(printing::kSettingLandscape, NULL) ||
       !job_settings.GetBoolean(printing::kSettingCollate, NULL) ||
       !job_settings.GetBoolean(printing::kSettingColor, NULL) ||
+      !job_settings.GetDictionary(printing::kSettingDuplexModeInfo, NULL) ||
       !job_settings.GetBoolean(printing::kSettingPrintToPDF, NULL) ||
       !job_settings.GetBoolean(printing::kIsFirstRequest, NULL) ||
       !job_settings.GetString(printing::kSettingDeviceName, &dummy_string) ||
-      !job_settings.GetInteger(printing::kSettingDuplexMode, NULL) ||
       !job_settings.GetInteger(printing::kSettingCopies, NULL) ||
       !job_settings.GetString(printing::kPreviewUIAddr, &dummy_string) ||
       !job_settings.GetInteger(printing::kPreviewRequestID, NULL)) {
     return;
   }
 
   // Just return the default settings.
   if (printer_.get()) {
     ListValue* page_range_array;
     printing::PageRanges new_ranges;
@@ skipping 23 matching lines @@
   print_dialog_user_response_ = response;
 }
 
 void MockRenderThread::set_print_preview_cancel_page_number(int page) {
   print_preview_cancel_page_number_ = page;
 }
 
 int MockRenderThread::print_preview_pages_remaining() {
   return print_preview_pages_remaining_;
 }